1
: very angry
She's furious at/over how slowly the investigation is proceeding.
I was furious with/at them for printing the story.
a furious argument
2
a
: very powerful or violent
a furious storm
b
: very active or fast
We worked all night at a furious pace.
Cite this Entry
“Furious.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/furious. Accessed 21 Jun. 2026.
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